Base | Representation |
---|---|
bin | 1111000010111000100… |
… | …1100101101000010101 |
3 | 220201011101020110002220 |
4 | 3300232021211220111 |
5 | 13213322402200000 |
6 | 314423542252553 |
7 | 24450120216651 |
oct | 3605611455025 |
9 | 821141213086 |
10 | 258472303125 |
11 | 9a687970a63 |
12 | 42115a27159 |
13 | 1b4b240a4ca |
14 | c71db01a61 |
15 | 6acba0b1a0 |
hex | 3c2e265a15 |
258472303125 has 96 divisors (see below), whose sum is σ = 456878257920. Its totient is φ = 129521280000.
The previous prime is 258472303081. The next prime is 258472303127. The reversal of 258472303125 is 521303274852.
It is not a de Polignac number, because 258472303125 - 211 = 258472301077 is a prime.
It is a super-3 number, since 3×2584723031253 (a number of 35 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (258472303127) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 133714659 + ... + 133716591.
It is an arithmetic number, because the mean of its divisors is an integer number (4759148520).
Almost surely, 2258472303125 is an apocalyptic number.
258472303125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
258472303125 is a deficient number, since it is larger than the sum of its proper divisors (198405954795).
258472303125 is an equidigital number, since it uses as much as digits as its factorization.
258472303125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2817 (or 2797 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 42.
Adding to 258472303125 its reverse (521303274852), we get a palindrome (779775577977).
The spelling of 258472303125 in words is "two hundred fifty-eight billion, four hundred seventy-two million, three hundred three thousand, one hundred twenty-five".
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